Answer / purushottam kumar

r.m.s. value/average value

Answer / bpr

form factor=r.m.s. value/average value=1.11

Answer / harshi

form factor of an alternating current waveform is the ratio
of the rms value of the output voltage to the average value
of the output voltage

Stator of 3-phase IM has 3 slots per pole per phase. If supply frequency is 50 Hz, calculate the speed of rotating stator flux A 1000 rpm B 500 rpm C 1500 rpm D 1440 rpm

0 Answers  

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why electron flow is opposite to current flow?

3 Answers  

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why three phase capacitor takes unbalanced current in capacitor bank?

0 Answers   Aggreko,

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Pure inductive ckt takes power from AC when 1. Applied voltage and Current increases 2. applied voltage and current decreses 3. voltage decreases and current decreases please justify

2 Answers  

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specify the inbuilt protections in DG

0 Answers  

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How stabilizer works

1 Answers  

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what is the difference between neutral and earth?

2 Answers  

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Hoe do calculate the Cable size for Amps rating ?

0 Answers  

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Is it possible to get earth resistance value"zero" Ohm practically??? If yes,which type of earthing???

9 Answers   TATA,

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wht do u mean by constant flux linkage theorem ?

3 Answers  

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What do you mean by cold shinkable cable joint.How it is done.

0 Answers  

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why we step down the voltage from 440 to 220 in machines

4 Answers  

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